From 112fd2ec6c1a96c6ff51490c28eb971795a2dd95 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Beno=C3=AEt=20Th=C3=A9baudeau?= Date: Tue, 23 Apr 2013 10:17:44 +0000 Subject: Add mxc_ocotp driver MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add an mxc_ocotp driver for i.MX6. Signed-off-by: Benoît Thébaudeau --- arch/arm/cpu/armv7/mx6/clock.c | 14 ++++++++++++++ arch/arm/include/asm/arch-mx6/clock.h | 1 + 2 files changed, 15 insertions(+) (limited to 'arch') diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c index 8cba4fd..3c0d908 100644 --- a/arch/arm/cpu/armv7/mx6/clock.c +++ b/arch/arm/cpu/armv7/mx6/clock.c @@ -37,6 +37,20 @@ enum pll_clocks { struct mxc_ccm_reg *imx_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; +#ifdef CONFIG_MXC_OCOTP +void enable_ocotp_clk(unsigned char enable) +{ + u32 reg; + + reg = __raw_readl(&imx_ccm->CCGR2); + if (enable) + reg |= MXC_CCM_CCGR2_OCOTP_CTRL_MASK; + else + reg &= ~MXC_CCM_CCGR2_OCOTP_CTRL_MASK; + __raw_writel(reg, &imx_ccm->CCGR2); +} +#endif + void enable_usboh3_clk(unsigned char enable) { u32 reg; diff --git a/arch/arm/include/asm/arch-mx6/clock.h b/arch/arm/include/asm/arch-mx6/clock.h index db377cc..cfd4edc 100644 --- a/arch/arm/include/asm/arch-mx6/clock.h +++ b/arch/arm/include/asm/arch-mx6/clock.h @@ -61,6 +61,7 @@ enum mxc_clock { u32 imx_get_uartclk(void); u32 imx_get_fecclk(void); unsigned int mxc_get_clock(enum mxc_clock clk); +void enable_ocotp_clk(unsigned char enable); void enable_usboh3_clk(unsigned char enable); int enable_sata_clock(void); int enable_i2c_clk(unsigned char enable, unsigned i2c_num); -- cgit v1.1